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track cites (remove broken links after a post 404s)

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This commit is contained in:
Savetheinternet 2011-12-05 13:17:34 +11:00
parent 486842e9a1
commit b57be65c9f
6 changed files with 98 additions and 8 deletions
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4
inc/config.php
View File

@ -274,6 +274,10 @@
// Maximum number of cross-board links/cites per post
$config['max_cross'] = $config['max_cites'];
// Track post citations (>>XX). Rebuilds posts after a cited post is deleted, removing broken links.
// A little more database load.
$config['track_cites'] = true;
// Maximum filename length (will be truncated)
$config['max_filename_len'] = 255;
// Maximum filename length to display (the rest can be viewed upon mouseover)

65
inc/functions.php
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@ -564,7 +564,7 @@
function post($post, $OP) {
global $pdo, $board;
$query = prepare(sprintf("INSERT INTO `posts_%s` VALUES ( NULL, :thread, :subject, :email, :name, :trip, :capcode, :body, :time, :time, :thumb, :thumbwidth, :thumbheight, :file, :width, :height, :filesize, :filename, :filehash, :password, :ip, :sticky, :locked, 0, :embed)", $board['uri']));
$query = prepare(sprintf("INSERT INTO `posts_%s` VALUES ( NULL, :thread, :subject, :email, :name, :trip, :capcode, :body, :body_nomarkup, :time, :time, :thumb, :thumbwidth, :thumbheight, :file, :width, :height, :filesize, :filename, :filehash, :password, :ip, :sticky, :locked, 0, :embed)", $board['uri']));
// Basic stuff
if(!empty($post['subject'])) {
@ -587,6 +587,7 @@
$query->bindValue(':name', $post['name']);
$query->bindValue(':body', $post['body']);
$query->bindValue(':body_nomarkup', $post['body_nomarkup']);
$query->bindValue(':time', isset($post['time']) ? $post['time'] : time(), PDO::PARAM_INT);
$query->bindValue(':password', $post['password']);
$query->bindValue(':ip', isset($post['ip']) ? $post['ip'] : $_SERVER['REMOTE_ADDR']);
@ -697,6 +698,30 @@
buildThread($post['thread']);
}
// rebuild post (markup)
function rebuildPost($id) {
global $board;
$query = prepare(sprintf("SELECT `body_nomarkup` FROM `posts_%s` WHERE `id` = :id", $board['uri']));
$query->bindValue(':id', $id, PDO::PARAM_INT);
$query->execute() or error(db_error($query));
if(!$post = $query->fetch())
return false;
if(!$post['body_nomarkup'])
return false;
markup($body = &$post['body_nomarkup']);
$query = prepare(sprintf("UPDATE `posts_%s` SET `body` = :body WHERE `id` = :id", $board['uri']));
$query->bindValue(':body', $body);
$query->bindValue(':id', $id, PDO::PARAM_INT);
$query->execute() or error(db_error($query));
return true;
}
// Delete a post (reply or thread)
function deletePost($id, $error_if_doesnt_exist=true, $rebuild_after=true) {
global $board, $config;
@ -735,6 +760,28 @@
$query->bindValue(':id', $id, PDO::PARAM_INT);
$query->execute() or error(db_error($query));
$query = prepare("SELECT `board`, `post` FROM `cites` WHERE `target_board` = :board AND `target` = :id");
$query->bindValue(':board', $board['uri']);
$query->bindValue(':id', $id, PDO::PARAM_INT);
$query->execute() or error(db_error($query));
while($cite = $query->fetch()) {
var_dump($cite);
if($board['uri'] != $cite['board']) {
if(!isset($tmp_board))
$tmp_board = $board['uri'];
openBoard($cite['board']);
}
rebuildPost($cite['post']);
}
if(isset($tmp_board))
openBoard($tmp_board);
$query = prepare("DELETE FROM `cites` WHERE (`target_board` = :board AND `target` = :id) OR (`board` = :board AND `post` = :id)");
$query->bindValue(':board', $board['uri']);
$query->bindValue(':id', $id, PDO::PARAM_INT);
$query->execute() or error(db_error($query));
if(isset($rebuild) && $rebuild_after) {
buildThread($rebuild);
}
@ -1225,7 +1272,7 @@
return $body . "\n";
}
function markup(&$body) {
function markup(&$body, $track_cites = false) {
global $board, $config;
$body = utf8tohtml($body);
@ -1257,9 +1304,11 @@
// replace tabs with 8 spaces
$body = str_replace("\t", ' ', $body);
$tracked_cites = Array();
// Cites
if(isset($board) && preg_match_all('/(^|\s)>>(\d+?)([\s,.?]|$)/', $body, $cites)) {
if(isset($board) && preg_match_all('/(^|\s)>>(\d+?)([\s,.?]|$)/', $body, $cites)) {
if(count($cites[0]) > $config['max_cites']) {
error($config['error']['toomanycites']);
}
@ -1276,6 +1325,9 @@
'>>' . $cite .
'</a>';
$body = str_replace($cites[0][$index], $cites[1][$index] . $replacement . $cites[3][$index], $body);
if($track_cites && $config['track_cites'])
$tracked_cites[] = Array($board['uri'], $post['id']);
}
}
}
@ -1306,6 +1358,9 @@
'&gt;&gt;&gt;/' . $_board . '/' . $cite .
'</a>';
$body = str_replace($cites[0][$index], $cites[1][$index] . $replacement . $cites[4][$index], $body);
if($track_cites && $config['track_cites'])
$tracked_cites[] = Array($board['uri'], $post['id']);
}
} else {
$replacement = '<a href="' .
@ -1330,6 +1385,8 @@
$body = preg_replace('/\s+$/', '', $body);
$body = preg_replace("/\n/", '<br/>', $body);
return $tracked_cites;
}
function utf8tohtml($utf8) {

9
install.php
View File

@ -1,6 +1,6 @@
<?php
// Installation/upgrade file
define('VERSION', 'v0.9.5-dev-1');
define('VERSION', 'v0.9.5-dev-2');
require 'inc/functions.php';
require 'inc/display.php';
@ -159,8 +159,11 @@
CHANGE `email` `email` VARCHAR( 30 ) CHARACTER SET utf8 COLLATE utf8_general_ci NULL ,
CHANGE `name` `name` VARCHAR( 35 ) CHARACTER SET utf8 COLLATE utf8_general_ci NULL", $board['uri'])) or error(db_error());
}
case 'v0.9.5-dev-1':
foreach($boards as &$board) {
query(sprintf("ALTER TABLE `posts_%s` ADD `body_nomarkup` TEXT NULL AFTER `body`", $board['uri'])) or error(db_error());
}
query("CREATE TABLE IF NOT EXISTS `cites` ( `board` varchar(8) NOT NULL, `post` int(11) NOT NULL, `target_board` varchar(8) NOT NULL, `target` int(11) NOT NULL, KEY `target` (`target_board`,`target`), KEY `post` (`board`,`post`)) ENGINE=MyISAM DEFAULT CHARSET=utf8;") or error(db_error());
case false:
// Update version number
file_write($config['has_installed'], VERSION);

16
install.sql
View File

@ -188,6 +188,7 @@ CREATE TABLE IF NOT EXISTS `posts_b` (
`trip` varchar(15) DEFAULT NULL,
`capcode` varchar(50) DEFAULT NULL,
`body` text NOT NULL,
`body_nomarkup` text DEFAULT NULL,
`time` int(11) NOT NULL,
`bump` int(11) DEFAULT NULL,
`thumb` varchar(50) DEFAULT NULL,
@ -251,6 +252,21 @@ CREATE TABLE IF NOT EXISTS `theme_settings` (
KEY `theme` (`theme`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8;
-- --------------------------------------------------------
--
-- Table structure for table `cites`
--
CREATE TABLE IF NOT EXISTS `cites` (
`board` varchar(8) NOT NULL,
`post` int(11) NOT NULL,
`target_board` varchar(8) NOT NULL,
`target` int(11) NOT NULL,
KEY `target` (`target_board`,`target`),
KEY `post` (`board`,`post`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8;
/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;

11
post.php
View File

@ -334,7 +334,7 @@
$post['body_nomarkup'] = $post['body'];
if(!($mod && isset($post['raw']) && $post['raw']))
markup($post['body']);
$post['tracked_cites'] = markup($post['body'], true);
// Check for a flood
if(!($mod && $mod['type'] >= $config['mod']['flood']) && checkFlood($post)) {
@ -557,6 +557,15 @@
$id = post($post, $OP);
foreach($post['tracked_cites'] as $cite) {
$query = prepare('INSERT INTO `cites` VALUES (:board, :post, :target_board, :target)');
$query->bindValue(':board', $board['uri']);
$query->bindValue(':post', $id, PDO::PARAM_INT);
$query->bindValue(':target_board',$cite[0]);
$query->bindValue(':target', $cite[1], PDO::PARAM_INT);
$query->execute() or error(db_error($query));
}
buildThread(($OP?$id:$post['thread']));
if(!$OP && strtolower($post['email']) != 'sage' && !$thread['sage'] && ($config['reply_limit'] == 0 || numPosts($post['thread']) < $config['reply_limit'])) {

1
templates/posts.sql
View File

@ -7,6 +7,7 @@ CREATE TABLE IF NOT EXISTS `posts_{{ board }}` (
`trip` varchar(15) DEFAULT NULL,
`capcode` varchar(50) DEFAULT NULL,
`body` text NOT NULL,
`body_nomarkup` text DEFAULT NULL,
`time` int(11) NOT NULL,
`bump` int(11) DEFAULT NULL,
`thumb` varchar(50) DEFAULT NULL,